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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 12698224 B1

PDFFull Text
Date of Patent:
Aug. 04, 2026

Filed:

Dec. 16, 2024

Synthesis of nanophotocatalyst for sewage water treatment

Applicant:

King Saud University, Riyadh, SA;

Inventors:

Manal Ahmed Awad, Riyadh, SA;

Hanan Fahad Alharbi, Riyadh, SA;

Khalid Mustafa Ortashi, Riyadh, SA;

Latifah Abdullrahman Alhumaid, Riyadh, SA;

Abdullah Anwar Ibrahim, Riyadh, SA;

Assignee:

KING SAUD UNIVERSITY, Riyadh, SA;

Attorneys:

Nath, Goldberg & Meyer

Joshua B. Goldberg

Primary Examiner:

Bobby Ramdhanie

Int. Cl.
CPC ...
C02F 1/72 (2023.01); B01J 23/06 (2006.01); B01J 35/39 (2024.01); B01J 37/00 (2006.01); B01J 37/03 (2006.01); B01J 37/08 (2006.01); C02F 1/32 (2023.01); B82Y 30/00 (2011.01); B82Y 40/00 (2011.01); C02F 101/30 (2006.01);
U.S. Cl.
CPC ...
C02F 1/725 (2013.01); B01J 23/06 (2013.01); B01J 35/39 (2024.01); B01J 37/009 (2013.01); B01J 37/038 (2013.01); B01J 37/082 (2013.01); C02F 1/32 (2013.01); B01J 2235/15 (2024.01); B01J 2235/30 (2024.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01); C02F 2101/308 (2013.01); C02F 2305/10 (2013.01);
Abstract

A method of synthesizing a ZnO nano-photocatalyst is provided, including providing an aqueous extract comprising pigeon droppings, filtering the aqueous extract to produce a filtrate, precipitating a solution of zinc nitrate with the filtrate to obtain a paste, and calcining the paste to obtain ZnO nanoparticles, wherein the ZnO nanoparticles are suitable for use as a nano-photocatalyst in sewage water treatment applications.

Find Patent Forward Citations

Awad, Manal. (2026). Synthesis of nanophotocatalyst for sewage water treatment (U.S. Patent No. 12698224). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12698224

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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